Product description
Normally closed: The temperature control switch is in the working state (passing), and it does not work when the temperature exceeds the temperature control temperature jump (disconnection).
Normally open: open circuit (not working) when the temperature does not exceed the temperature control temperature, and start to work when the temperature exceeds this temperature.
After receiving the item, please leave us a feedback, because this will let us know that you have received your item.
After receiving the order, we need your positive feedback and 5-star evaluation very much.
Your satisfaction is the most important to us. If you have any questions or questions about the transaction, please contact us before leaving any feedback.
Negative feedback will not solve any problems. We are always happy to solve problems. So please feel free to contact us.